研究只让国家授权的生产商和军火商从事小武器和轻武器生产和贸易的可行性政府专家组
A government expert group is studying the feasibility of allowing only state-authorized producers and arms dealers to engage in the production and trade of small arms and light weapons
以上为机器翻译结果，长、整句建议使用 人工翻译 。